21183+3456 FYM 142AF

 
 
21h 18m 18.20s +34 55' 36.2" P.A. 200.00 sep 45.9 mag 9.13,14.90 Sp F8
 
 
Coord 2000
21183+3456
Discov num
FYM 142
Comp
AF
Coord arcsec 2000
21 18 18.20 +34 55 36.2
Date first
1998
Date last
2015
Obs
8
Pa first
199
Pa last
200
P.A. Now (θ)
200°
Sep first
45.2
Sep last
45.9
Sep. Now (ρ)
45.9"
Mag pri
9.13
Mag sec
14.90
delta mag (ΔM)
5.77
Spectral class
F8 (yellow-white)
Pri motion ra
+028
Sec motion ra
Pri motion dec
+009
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
21183+3456 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 71182 21 18 18 +34 55 36 BU 289 AB 2016 26 128 0.8 9.13 9.66 0.53
Show 71182 21 18 18 +34 55 36 BU 289 AC 2015 15 251 13.0 9.13 13.00 3.87
Show 71182 21 18 18 +34 55 36 SLE 384 AD 2015 14 189 43.3 9.13 11.98 2.85
Show 71182 21 18 18 +34 55 36 FYM 142 AE 2015 8 94 36.7 9.13 13.50 4.37
Show 71182 21 18 18 +34 55 36 FYM 142 AF 2015 8 200 45.9 9.13 14.90 5.77 <===
Show 71182 21 18 18 +34 55 36 FYM 142 AG 2015 8 272 68.8 9.13 13.70 4.57
Show 71182 21 18 18 +34 55 36 FYM 142 AH 2015 5 274 61.5 9.13 14.60 5.47
Show 71182 21 18 18 +34 54 54 FYM 142 DF 2016 8 268 8.6 11.98 14.90 2.92
Show 71182 21 18 21 +34 55 34 FYM 142 EI 2015 7 273 9.1 13.50 15.70 2.20
Show 71182 21 18 13 +34 55 38 FYM 142 GH 2015 7 69 7.9 13.70 14.60 0.90
Ninefold system
9 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
199.8
Precise sep
45.882
Constellation
Hydra
SAO
71182
Tycho2
2711-00746-1
Gaia DR2
1867348872887304832
HD
202974
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21183+3456 FYM 142 AF 2012 3 200 45.7 9.13 14.90 F8 211818.20+345536.2
21183+3456 FYM 142 AF 2015 4 200 45.9 9.13 14.90 F8 211818.20+345536.2

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